| Subject | Latvian | English |
| oil, chem. | API blīvums | American Petroleum Institute gravity |
| oil, chem. | API blīvums | API gravity |
| IT | API saskarne | application programming interface |
| comp., MS | interneta servera API | Internet Server API (An application programming interface (API) that resides on a server computer for initiating software services tuned for Windows operating systems. In Microsoft Provisioning System, ISAPI resides on the Web server) |
| comp., MS | JavaScript API sistēmai Office | JavaScript API for Office (A JavaScript API that provides simple and consistent programmatic access to Office documents and applications across Office client environments through common as well as application-specific data types, objects, functions and events) |
| comp., MS | paziņošanas API | Notification API (A Windows API that is used for sending user notifications to the system, such as telling the system that the user is busy. It provides intelligence regarding when to draw a notification or perform some other custom action, and mechanisms for anchoring these notifications around the system) |
| comp., MS | Telefonijas API | Telephony API (An application programming interface (API) used by communications programs to work with telephony and network services) |
| comp., MS | Tīmekļa pakalpojumu piekļuves API | Access Web Services API (An API that provides programmatic access to the capabilities on SharePoint) |
| comp., MS | Windows Live kontaktpersonu API | Windows Live Contacts API (The API that defines a set of web services which can programmatically access the Windows Live Contacts Address Book database) |
| comp., MS | Windows tīmekļa pakalpojumu API | Windows Web Services API (A native-code implementation of SOAP that provides a foundation for building Web services for internal Microsoft customers such as components of Windows and parts of Office) |
| comp., MS | šifrēšanas API diagnostika | Crypto API Diagnostics (A utility that can only be enabled by an administrator and which logs events associated with an applications use of certificates) |